This 140 watt PV module Stion STN-140 is an 12.9% high-efficiency, thin-film solar panel Made in the USA. Stion Elevation Series panels represent the convergence of high-efficiency thin-film materials and product design with scalable manufacturing. Panels have been optimized to provide the lowest cost of electricity, ease of installation, and reliable power output. Elevation Series thin-film products are specifically designed for use in all major market segments including residential, grid-tie, commercial, government, utility, and off-grid application. Shading and high temperature performance coupled with convenient form factor and unique cell architecture places Stion solar panels to be best in class. Great looks with Black Anodized Aluminum frame. MC4 compatible connectors and 14 AWG cable. High light transmission tempered front glass. Engineered to the highest technical standards including materials, manufacturing and module warranties. Stion panels have a 10 year product warranty and 25 year performance warranty. UL certified. Made in the USA and qualifies for energy tax credits Order online or PHONE 888-498-3331